8493156 has 36 divisors (see below), whose sum is σ = 24536512. Its totient is φ = 2426544.

The previous prime is 8493151. The next prime is 8493157. The reversal of 8493156 is 6513948.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 8493156.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8493151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16600 + ... + 17103.

Almost surely, 2^8493156 is an apocalyptic number.

It is an amenable number.

8493156 is an abundant number, since it is smaller than the sum of its proper divisors (16043356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8493156 is a wasteful number, since it uses less digits than its factorization.

8493156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33720 (or 33715 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 8493156 is about 2914.3019747446. The cubic root of 8493156 is about 204.0279661775.

It can be divided in two parts, 8493 and 156, that added together give a square (8649 = 93²).

The spelling of 8493156 in words is "eight million, four hundred ninety-three thousand, one hundred fifty-six".